Product Manual
Table Of Contents
- 25/30 EFI FourStroke
- Welcome
- Read This Manual Thoroughly
- Notice
- Warranty Message
- Copyright and Trademark Information
- Identification Records
- General Information
- Boater's Responsibilities
- Outboard Remote Control Models
- Exhaust Emissions
- Lanyard Stop Switch
- Protecting People in the Water
- Passenger Safety Message - Pontoon Boats and Deck Boats
- Wave and Wake Jumping
- High-Speed and High-Performance Boat Operation
- Impact with Underwater Hazards
- Safety Instructions for Hand-Tilled Outboards
- Safe Boating Recommendations
- Conditions Affecting Performance
- Recording Serial Number
- Model Year Production Code
- Component Identification
- Specifications
- Installation
- Transporting
- Fuel and Oil
- Features and Controls
- Operation
- Maintenance
- Cleaning Care
- EPA Emissions Regulations
- Inspection and Maintenance Schedule
- Maintenance Schedule Decal Icons
- Maintenance Schedule Decal
- Top Cowl Removal and Installation
- Cooling System
- Corrosion Control Anode
- Engine Oil
- Fuel System
- Gearcase Lubrication
- Lubrication Points
- Propeller Replacement
- Spark Plug Inspection and Replacement
- Storage
- Troubleshooting
- Owner Service Assistance
- Maintenance Log
- General Information
Spark Plug Inspection and Replacement
!
WARNING
Damaged spark plug boots may emit sparks that can ignite fuel vapors under
the engine cowl, resulting in serious injury or death from a fire or explosion.
To avoid damaging the spark plug boots, do not use any sharp object or
metal tool to remove the spark plug boots.
1. Remove the spark plug boots. Twist the rubber boots slightly and pull off.
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2. Remove the spark plugs for inspection. Replace the spark plug if the
electrode is worn or the insulator is rough, cracked, broken, blistered, or
fouled.
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3. Set the spark plug gap to specification.
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Spark Plug
Spark plug gap 0.9 mm (0.035 in.)
4. Before installing the spark plugs, clean off any dirt on the spark plug
seats. Install the spark plugs finger‑tight and then tighten to the specified
torque.
MAINTENANCE
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